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Finding the Fourth Proportional to 323,164.80, 484,824.11 and 162,846.81

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Solution

The fourth proportional to 323,164.80, 484,824.11 and 162,846.81 is: 244,308.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,164.80 : 484,824.11 = 162,846.81 : x
  2. Step 2: Convert to fraction form
    323,164.80/484,824.11 = 162,846.81/x
  3. Step 3: Cross multiply
    323,164.80x = 484,824.11 × 162,846.81
  4. Step 4: Simplify right side
    323,164.80x = 78,952,058,910.36
  5. Step 5: Solve for x
    x = 78,952,058,910.36/323,164.80
  6. Step 6: Final answer
    x = 244,308.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.